Fix in README to provide valid markdown checklist

Author: bartvanb

README.md.jinja

@@ -18,35 +18,35 @@ Please ensure to execute the following steps. The steps are also indicated with
 TODO statements in the generated code - so you can also simply search the
 code for TODO instead of following the checklist below.
 
-- [] Include a URL to your code repository in setup.py.
-- [] Implement your algorithm functions.
-  - [] You are free to add more arguments to the functions. Be sure to add them
+- [ ] Include a URL to your code repository in setup.py.
+- [ ] Implement your algorithm functions.
+  - [ ] You are free to add more arguments to the functions. Be sure to add them
     *after* the `client` and dataframe arguments.
-  - [] When adding new arguments, if you run the `test/test.py` script, be sure
+  - [ ] When adding new arguments, if you run the `test/test.py` script, be sure
     to include values for these arguments in the `client.task.create()` calls
     that are available there.
-- [] If you are using Python packages that are not in the standard library, add
+- [ ] If you are using Python packages that are not in the standard library, add
   them to the `requirements.txt` and `setup.py` file.
 {% if has_docs %}
-- [] Fill in the documentation template. This will help others to understand your
+- [ ] Fill in the documentation template. This will help others to understand your
   algorithm, be able to use it safely, and to contribute to it.
 {% else %}
-- [] We strongly recommend adding documentation to your code. This will help
+- [ ] We strongly recommend adding documentation to your code. This will help
   others to understand your code and will help you to understand your own code
   in the future.
 {% endif %}
-- [] If you want to submit your algorithm to a vantage6 algorithm store, be sure
+- [ ] If you want to submit your algorithm to a vantage6 algorithm store, be sure
   to fill in everything in ``algorithm_store.json`` (and be sure to update
   it if you change function names, arguments, etc.).
 {% if has_gh_pipeline %}
-- [] Create a ``DOCKER_USER`` and ``DOCKER_PASSWORD`` secret in the GitHub repository
+- [ ] Create a ``DOCKER_USER`` and ``DOCKER_PASSWORD`` secret in the GitHub repository
   settings. This will be used to push the Docker image to the registry in the github
   pipeline.
 {% endif %}
 {% if use_vpn %}
-- [] Review the EXPOSE and LABEL commands in the Dockerfile for VPN
+- [ ] Review the EXPOSE and LABEL commands in the Dockerfile for VPN
 {% endif %}
-- [] Finally, remove this checklist section to keep the README clean.
+- [ ] Finally, remove this checklist section to keep the README clean.
 
 ### Dockerizing your algorithm